Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)

The 4R70W has the following features:

  • Wide ratio gears
  • Four speeds
  • Rear wheel drive
  • Automatic
  • Electronic shift
  • Torque converter clutch control
  • Line pressure controls

The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.

4R70W Automatic Transmission

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Installation
    1. Using the special tools, install the new intake valve stem seals. 2. Using the special tools, install the new exhaust valve stem seals. 3. Install the Valve Spring Compressor Spacer between the valve spring coils to protect the intake valve stem seal f ...

    Diagnostic Trouble Code Charts
    Diagnostic Trouble Code Chart Five Digit DTC Component Description Condition Symptom Action P0102 P0103 P1100 P1101 MAF MAF concerns MAF system has a malfunction which may cause a transmission concern. High or low ...

    Cleaning
    1. Fabricate a cleaning tool from a 1/8 inch diameter brazing rod. 2. Cut an abrasive pad from maroon colored 3M Scotch Brite with the dimensions corresponding to the coupling size. 3. Assemble the pad to the tool. 4. Coat the abrasive pad with PAG Refri ...